Adjusting to TikTok's new requirement for vendors shipping by the U.S. Postal Service may cause hiccups that affect ...

Poshmark, the mobile marketplace that lets women swap and sell items out of their own closets, is announcing a big partnership with the United States Postal Service. This marks one of the first times ...

If you sell lotions, potions, and perfumes, chances are you sell -- and ship -- fragrance oil. Shipping is a necessary evil for vendors, retailers, independent dealers and distributors in the ...

The U.S. Postal Service (USPS) is looking to end the use of dual shipping labels for its private package delivery partners. Private shippers will typically use dual labels to identify both the USPS ...